中国玄武岩矿石、矿床类型、资源分布及工业开发利用现状
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1.长江大学地球物理与石油资源学院;2.中国地质科学院矿产资源研究所自然资源部成矿作用与资源评价重点实验室

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p62

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中央级公益性科研院所基本科研业务费项目(KK2322; KK2005)、国家自然科学(编号: U20A2092; 42002106)和中国地质调查局地质矿产调查项目(DD20230056)联合资助。


Basalt ore and deposit types, resource distribution, and industrial development and utilization status in China
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Affiliation:

1.Key Laboratory of Exploration Technologies for Oil and Gas Resources, Ministry of Education, Yangtze University, Wuhan;2.MNR Key Laboratory of Metallogeny and Mineral Assessment, Institute of Mineral Resources, Chinese Academy of Geological Sciences, Beijing

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    摘要:

    提要:【研究目的】玄武岩是自然界分布广泛的喷出岩,储量较大。满足工业标准具有经济开采价值的玄武岩矿石,因其独特天然属性及优异性能,被广泛用于各个工业领域。我国玄武岩矿资源丰富、分布广泛,总结我国玄武岩矿资源分布特征、工业开发利用现状对我国玄武岩矿产业发展有着重要的意义。【研究方法】本文综合了国内外的研究文献,梳理了中国玄武岩矿的分布特征,总结了玄武岩矿石、矿床类型、工业开发利用现状。【研究结果】中国玄武岩总量估计约为2万亿立方米左右,玄武岩矿石开采量截至到2023年底已达到9150万吨,并还在逐年增加。玄武岩矿床以地球化学成分的差异可分为拉斑、钙碱性、碱性玄武岩矿床,从产出矿石类型上看,主要有建筑用、铸石用、岩棉用、饰面用、水泥混合材用五种类型其中以建筑用玄武岩矿石、碱性玄武岩矿床最为常见。在工业开发利用上,玄武岩多用于建筑及建材领域,除此之外也可作为核废物固化材料、固碳材料和农业肥料。【结论】随着国家的发展,工业上对玄武岩矿石的开采与消耗量以年均7%趋势逐年升高,市场规模年均复合增长率超过10%,市场前景向好。在开发利用过程中,国内玄武岩矿石于建筑及建材领域消费占比高达98.5%,而在其他领域占比仅为1.5%,预期未来玄武岩矿石及其深加工产品向更广阔的领域拓展应用已然成为必然趋势。

    Abstract:

    Abstract:[Objective]Basalt is a widely distributed extrusive rock in nature with substantial reserves. Basalt ore that meets industrial standards and possesses economic mining value is widely applied across various industrial sectors due to its unique natural properties and excellent performance. China has abundant and widely distributed basalt mineral resources. Summarizing the distribution characteristics of basalt resources and the current status of industrial development and utilization in China is of great significance for the development of the basalt mining industry in the country.[Methods]This paper summarizes the research literature at home and abroad, combs the distribution characteristics of basalt deposits in China, and summarizes the basalt ore, deposit types, and industrial development and utilization status.[Results]The total estimated volume of basalt in China is approximately 2 trillion cubic meters. By the end of 2023, the cumulative extraction of basalt ore had reached 91.5 million tons and continues to increase annually. Based on differences in geochemical composition, basalt deposits can be classified into tholeiitic, calc-alkaline, and alkaline basalt types. In terms of ore types, basalt deposits are primarily used for five applications: construction, cast stone, rock wool production, decorative purposes, and as cement additives. Among these, construction-grade basalt ore and alkaline basalt deposits are the most common. In industrial development and utilization, basalt is predominantly employed in construction and building materials. Additionally, it has potential applications as a material for nuclear waste solidification, carbon sequestration, and agricultural fertilizers.[Conclusions]With the nation's development, the industrial extraction and consumption of basalt ore have been increasing annually at an average rate of 7%, with the market size achieving a compound annual growth rate of over 10%. This indicates a promising market outlook. During the development and utilization process, domestic consumption of basalt ore in the construction and building materials sector accounts for as much as 98.5%, while other sectors make up only 1.5%. It is anticipated that the application of basalt ore and its deep-processed products will expand into broader fields in the future.

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  • 收稿日期:2024-08-29
  • 最后修改日期:2025-03-15
  • 录用日期:2025-05-12
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